CN203384339U - Straightening machine reducer connecting shaft supporting mechanism - Google Patents
Straightening machine reducer connecting shaft supporting mechanism Download PDFInfo
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- CN203384339U CN203384339U CN201320505499.2U CN201320505499U CN203384339U CN 203384339 U CN203384339 U CN 203384339U CN 201320505499 U CN201320505499 U CN 201320505499U CN 203384339 U CN203384339 U CN 203384339U
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- supporting sleeve
- straightening machine
- housing
- supporting
- connecting shaft
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Abstract
The utility model discloses a straightening machine reducer connecting shaft supporting mechanism. The straightening machine reducer connecting shaft supporting mechanism is characterized in that the straightening machine reducer connecting shaft supporting mechanism comprises an inward-concave position which is located at the end, close to a body portion of a shell body, of a motor connecting portion of the shell body of a reducer, an inner cavity of the inward-concave position is of a cylindrical shape, a cylindrical supporting sleeve is sleeved with and embedded into the inner cavity of the inward-concave position, the end, close to a motor, of the supporting sleeve is provided with a connecting boss which extends outward in the radial direction, the end, close to the motor, of the supporting sleeve is fixed to the shell body when a bolt penetrates through the connecting boss, and a connecting shaft penetrates through the inner portion of the supporting sleeve in the axial direction and is supported through two supporting shafts which are arranged at the two axial ends of the supporting sleeve. A supporting bearing lubricating oil passageway is further arranged. According to the straightening machine reducer connecting shaft supporting mechanism, stability of supporting of the connecting shaft is improved, the supporting bearing lubricating effect is improved through the supporting bearing lubricating oil passageway, and the service life of the straightening machine reducer connecting shaft supporting mechanism is prolonged. Therefore, the straightening machine reducer connecting shaft supporting mechanism has the advantages of being good in stability, long in service life and the like.
Description
Technical field
The utility model relates to the straightening machine retarder used in a kind of type steel production line, especially relates to a kind of straightening machine decelerator connection shaft supporting mechanism.
Background technique
Straightening machine is in type steel production line, is used for the equipment of crooked beam straightening.Straightening machine when work, by the motor outputting power, to the straightening machine motor reducer, then drive straightening roller action by this motor reducer.After a plurality of straightening rollers of the shaped steel of being aligned by upper and lower interlaced arrangement, make shaped steel obtain sufficient elasto plastic deformation, eliminate the original curved degree of shaped steel.
Existing a kind of straightening machine power motor retarder, comprise housing, and housing has a cylindrical circular main body of integral body and cross connection is arranged on main body for the motor attachment portion with the motor docking; Be provided with worm screw along shaft axis in its main body, worm screw is run through and is arranged on the end cap that is fixed in the axial two ends of main body, on its middle shell, near an end of worm screw outputting power side, is that a flange plate by shell end adopts and is bolted on straightening machine body (being called for short afterwards body); The inside, described motor attachment portion is provided with for the coupling shaft with the motor output shaft docking; Be fixed on worm screw and be fixed on that a pair of straight line bevel gear of coupling shaft end is intermeshing to be connected by sheathed respectively between described worm screw and coupling shaft.
In above-mentioned straightening machine working procedure, straightening roller needs constantly to contact with aligning shaped steel, can produce very large vibration, vibration is delivered on retarder through worm screw, can cause the above-mentioned bolt for the end cap that is connected and fixed the motor reducer main body and body often loosening, further make vibration strengthen, cause often rupturing through the worm screw in retarder, or the female tooth of bolt be fixed on body is destroyed.Simultaneously, due to the compact in design of motor reducer and body, cause said structure also to make 2 bolts of side near the ground be not easy fastening, also can cause vibration to strengthen and generation the problems referred to above.
The model utility content
For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is, how a kind of straightening machine decelerator connection shaft supporting mechanism that can strengthen transmission stability is provided, a kind of straightening machine power motor retarder obtained based on this mechanism also is provided simultaneously, make its have the vibration little, stability is high, the characteristics such as long service life.
In order to solve the problems of the technologies described above, adopted following technological scheme in the utility model:
A kind of straightening machine decelerator connection shaft supporting mechanism, it is characterized in that, described coupling shaft supporting mechanism comprises on the motor attachment portion of the housing that is positioned at retarder the recess near main body one end of housing, should in the cylindrical and embedded sheathed columnar supporting sleeve inside of recess intracavity space, supporting sleeve has the connection boss extended radially outward and is fixed on housing through connecting boss by bolt near motor one end, it is inner also by being arranged on two spring bearings realization supports at place, the axial two ends of supporting sleeve that described coupling shaft runs through described supporting sleeve vertically.
In the utility model, set up a pair of spring bearing, spring bearing is arranged in supporting sleeve, the bearing at described like this supporting sleeve and place, two ends thereof plays good supporting effect to coupling shaft, avoid coupling shaft with the direct contact between the supporting sleeve body, thereby effectively promoted coupling shaft, rotated output stability.In addition, adopt the cylindrical shape supporting sleeve to coordinate with the described interior recess of housing, processing that can convenient bearing mounting structure, and the assembling of being convenient to bearing.Supporting sleeve adopts bolton to connect, and has strengthened the firm effect of supporting sleeve self, thereby has also guaranteed the efficient stable running output of coupling shaft.
Further improvement as above-mentioned coupling shaft supporting mechanism, also be provided with spring bearing lubricating oil path passage, described spring bearing lubricating oil path passage, the shoe cream room of an annular in comprising in the motor attachment portion that is formed at housing between the inner chamber of recess and corresponding supporting sleeve outer surface, also be provided with the oily passage that draws be communicated between housing body part inner chamber and described shoe cream room on the inner chamber of recess in the motor attachment portion of described housing, on described supporting sleeve, corresponding shoe cream room position also is provided with the oil inlet hole that is communicated with described shoe cream room and supporting sleeve inside.
After improving like this, during equipment work, lubricant oil can enter into shoe cream room through drawing oily passage from housing body part inner chamber, and then enter into supporting sleeve inside through oil inlet hole, can give bearing lubrication from the inner of bearing, can guarantee better the continuous lubrication of bearing, avoid bearing because lacking the lubricated mechanical wear caused also and then the situation that causes vibration to aggravate by wearing clearance; The good lubrication of spring bearing also makes coupling shaft to rotate more efficiently.
In sum, the utility model, by the coupling shaft supporting mechanism, has improved the coupling shaft stability of strutting system, by spring bearing lubricating oil path passage, improves the spring bearing lubrication effect, extends its working life.Therefore there is good stability, the advantages such as long service life.
The accompanying drawing explanation
Fig. 1 is a kind of structural representation that has adopted the straightening machine power motor retarder of the utility model structure.
Fig. 2 is the plan view after the straightening machine power motor retarder along continuous straight runs in Fig. 1 is cut open.
Embodiment
Below in conjunction with a kind of straightening machine power motor retarder that has adopted the utility model structure and accompanying drawing thereof, the utility model is described in further detail.
As Figure 1-Figure 2, a kind of straightening machine power motor retarder that has adopted the utility model structure, comprise housing, housing has a cylindrical circular main body 23 of integral body and cross connection is arranged on main body 23 for the motor attachment portion 15 with motor 1 docking, described main body 23 is interior is provided with worm screw 9 along shaft axis, worm screw 9 is run through and is arranged on the end cap 10 that is fixed in main body 23 axial two ends, 15 the insides, described motor attachment portion are provided with for the coupling shaft 2 with motor 1 output shaft docking, be fixed on worm screw 9 and be fixed on that the bevel-gear sett 8 of coupling shaft 2 ends is intermeshing to be connected by sheathed respectively between described worm screw 9 and coupling shaft 2, described bevel-gear sett 8 is spiral bevel gear.Wherein also be provided with the coupling shaft supporting mechanism, described coupling shaft supporting mechanism comprises a recess 16 of close main body 23 1 ends on the motor attachment portion 15 that is positioned at described housing, should in the cylindrical and embedded sheathed columnar supporting sleeve 11 inside of recess 16 intracavity spaces, supporting sleeve 11 has the connection boss 4 extended radially outward and is fixed on housing through connecting boss 4 by bolt near motor 1 one ends, it is inner also by being arranged on two spring bearings, the 13 realization supports at place, the axial two ends of supporting sleeve 11 that described coupling shaft 2 runs through described supporting sleeve 11 vertically.
Wherein also be provided with spring bearing lubricating oil path passage, described spring bearing lubricating oil path passage, the shoe cream room 3 of an annular in comprising in the motor attachment portion 15 that is formed at housing between the inner chamber of recess 16 and corresponding supporting sleeve 11 outer surfaces, also be provided with on the inner chamber of recess 16 in the motor attachment portion 15 of described housing to be communicated in and draw oily passage (drawing demonstration in oily passage figure) between housing body part 23 inner chambers and described shoe cream room 3, on described supporting sleeve 11, corresponding shoe cream room 3 positions also are provided with the oil inlet hole 6 that is communicated with described shoe cream room 3 and supporting sleeve 11 inside.
Wherein, in the motor attachment portion 15 of described housing, the outer surface of interior recess 16 also is provided with several strengthening rib 5 that extend vertically, and strengthening rib 5 is along circumferentially being uniformly distributed.
Wherein, also comprise housings support ruggedized construction, described housings support ruggedized construction comprises two supporting frames 20 that lay respectively at described housing body part two ends Shang Xia 23, support frame as described above 20 has a riser 22 be weldingly connected for the straightening machine body with the housing side and a horizontally disposed transverse slat 21, the both side surface up and down of described housing body part 23 all is formed with a pair of dunnage 19 of extending to outside vertically, the outer end of described dunnage 19 respectively has a horizontally disposed connecting plate 18, described connecting plate 18 has one and the corresponding surperficial table plane of fitting of transverse slat 21 away from a side of housing, and adopt bolt to be fastenedly connected through described connecting plate 18 and corresponding transverse slat 21.
Wherein, all along worm screw 9 axial directions, being provided with two bolts on each connecting plate 18 is fastenedly connected with corresponding transverse slat 21, go back full weld between described transverse slat 21 and riser 22 and be connected with one and transverse slat 21 and the orthogonal triangle stiffening plate 17 of riser 22, two bolts on described each connecting plate 18 are symmetricly set in the both sides of corresponding stiffening plate 17.
Wherein, described dunnage 19 stretches out and forms and make every pair of dunnage 19 cross sections be splayed shape along the diametric(al) of housing body part 23 cross circular section.
Wherein also be provided with end cap 10 ruggedized constructions, described end cap 10 ruggedized constructions are included in four end cap journal stirrups 24 that stretch out and form along end cap of annular uniform setting on the end cap 10 at housing body part 23 axial two ends, be provided with corresponding bolt hole on four end cap journal stirrups 24 of described two ends end cap 10, also comprise that four bolt hole employings of passing vertically respectively corresponding end cap journal stirrup 24 on two end caps 10 are bolted to the bolt of long stem 14 on end cap journal stirrup 24.During concrete enforcement, the bolt that end cap self also is furnished with annular spread partly is fixedly connected with housing body.
Wherein, described four bolt of long stems 14 are upwards laying respectively at the position setting that closes on four dunnages 19 week, and the middle part connection that wherein is positioned at two bolt of long stems 14 of close motor 1 one ends is engaged in the through hole on described strengthening rib 5.
The working principle of above-mentioned retarder is as follows, during use, connects the power supply of straightening machine power motor 1, and rotor 7 rotates and drives coupling shaft 2 and rotates; Coupling shaft 2 rotates rotor to pass to worm screw 9 by rotor 7 by a pair of spiral bevel gear 8, and worm screw 9 is exported transmission simultaneously.
In above-mentioned retarder, for transmission, also realize that the gear slowed down is revised as spiral bevel gear by original straight bevel gear, spiral bevel gear is helical bevel gear.So just improve the transmission stability of gearing down pair, and then improved the stability of speed reducer.Wherein further be provided with the coupling shaft supporting mechanism, thereby effectively promoted coupling shaft, rotate output stability, guaranteed the efficient stable running output of coupling shaft.Wherein, also be provided with spring bearing lubricating oil path passage, can guarantee better the continuous lubrication of bearing, avoided bearing because lacking the lubricated mechanical wear caused also and then the situation that causes vibration to aggravate by wearing clearance; The good lubrication of spring bearing also makes coupling shaft to rotate more efficiently.Wherein, also be provided with housings support ruggedized construction, it has changed the fixing mode of housing, has strengthened the fastening effect of main body with body, can improve stability of strutting system; Can suppress better the vibration of worm screw.Make like this fixed effect and the vibration-isolating effect of housing all significantly promote, kept away as much as possible the loosening situation with the worm screw fracture of fixing bolt and occurred; In addition, in this structure, the bolt mounting point is positioned at the upper and lower both sides of housing body part, and the installation that more is beneficial to bolt is fastening, and bolt is more easily tightened, and has further promoted the steadiness of housings support ruggedized construction.Wherein, also be provided with end cap ruggedized construction, adopt bolt of long stem to connect as a whole by two end caps, while making bolt of long stem produce rotation because of vibrations, the distance of passing by two end caps is consistent, thus the length between two end caps remain unchanged, therefore the fastening effect of bolt and screw rod integral body is constant, greatly improve the steadiness fixing to end cap, and then be beneficial to the stable of the worm screw that guarantees to be arranged on end cap.End cap arranges journal stirrup bolt of long stem is installed, and better utilizes the space outerpace of motor reducer main body, has optimized the structure of motor reducer.
In sum, above-mentioned straightening machine power motor retarder, have a vibration little, and stability is high, and the characteristics such as long service life can guarantee stable and operation reliably, and avoid as much as possible the loosening situation with the worm screw fracture of fixing bolt to occur.
Claims (2)
1. a straightening machine decelerator connection shaft supporting mechanism, it is characterized in that, described coupling shaft supporting mechanism comprises on the motor attachment portion of the housing that is positioned at retarder the recess near main body one end of housing, should in the cylindrical and embedded sheathed columnar supporting sleeve inside of recess intracavity space, supporting sleeve has the connection boss extended radially outward and is fixed on housing through connecting boss by bolt near motor one end, it is inner also by being arranged on two spring bearings realization supports at place, the axial two ends of supporting sleeve that described coupling shaft runs through described supporting sleeve vertically.
2. straightening machine decelerator connection shaft supporting mechanism as claimed in claim 1, it is characterized in that also being provided with spring bearing lubricating oil path passage, described spring bearing lubricating oil path passage, the shoe cream room of an annular in comprising in the motor attachment portion that is formed at housing between the inner chamber of recess and corresponding supporting sleeve outer surface, also be provided with the oily passage that draws be communicated between housing body part inner chamber and described shoe cream room on the inner chamber of recess in the motor attachment portion of described housing, on described supporting sleeve, corresponding shoe cream room position also is provided with the oil inlet hole that is communicated with described shoe cream room and supporting sleeve inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505499.2U CN203384339U (en) | 2013-08-19 | 2013-08-19 | Straightening machine reducer connecting shaft supporting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505499.2U CN203384339U (en) | 2013-08-19 | 2013-08-19 | Straightening machine reducer connecting shaft supporting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203384339U true CN203384339U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320505499.2U Expired - Fee Related CN203384339U (en) | 2013-08-19 | 2013-08-19 | Straightening machine reducer connecting shaft supporting mechanism |
Country Status (1)
| Country | Link |
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| CN (1) | CN203384339U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976326A (en) * | 2015-07-22 | 2015-10-14 | 安徽华茂纺织股份有限公司 | Manipulator transmission device of single-yarn strength tester |
| CN106787602A (en) * | 2016-12-30 | 2017-05-31 | 重庆速腾机械制造有限公司 | For the permanent magnet transmission support equipment of Gear Processing |
-
2013
- 2013-08-19 CN CN201320505499.2U patent/CN203384339U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104976326A (en) * | 2015-07-22 | 2015-10-14 | 安徽华茂纺织股份有限公司 | Manipulator transmission device of single-yarn strength tester |
| CN106787602A (en) * | 2016-12-30 | 2017-05-31 | 重庆速腾机械制造有限公司 | For the permanent magnet transmission support equipment of Gear Processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20180819 |